Answer: 30
Step-by-step explanation:
2 x 5 = 10
2 x 6 = 12
2 x 4 = 8
10 + 12 + 8 = 30
Using a system of equations, it is found that he bought 18 twigs.
<h3>What is a system of equations?</h3>
A system of equations is when two or more variables are related, and equations are built to find the values of each variable.
In this problem, the variable is the amount n.
Nine times the square of the twigs he bought there Is half of their cube, hence the equation is:
Then, applying cross multiplication:
He bought 18 twigs.
To learn more about a system of equations, you can check brainly.com/question/24342899
Answer:
270 in sq
Step-by-step explanation:
multiply 13 and 20 and 1/2 then 7 and 20 add the values at the end
Answer:
The remaining is : 35 minutes
~ i rlly hope this has answered your question correctly, have a gr8 day/night my friend!~
Step-by-step explanation: